Lester LESTRONIC II - User Manual

Operating Instructions 1 00377G
LESTRONIC II BATTERY CHARGER
BUILT-IN OR PORTABLE CHARGERS
PLEASE SAVE THESE IMPORTANT SAFETY AND OPERATING INSTRUCTIONS
For correct operation of the equipment, it is important to read and be familiar
with this entire manual before installing and operating the charger.
DO NOT DISCARD THIS MANUAL AFTER READING.
LOOK FOR THIS SYMBOL TO POINT OUT SAFETY PRECAUTIONS. IT MEANS:
BECOME ALERT—YOUR SAFETY IS INVOLVED. IF YOU DO NOT FOLLOW THESE
SAFETY INSTRUCTIONS, INJURY OR PROPERTY DAMAGE CAN OCCUR.
1. This manual contains important safety and
operating instructions for your battery charger.
2. Before using battery charger, read all
instructions and cautionary markings on battery
charger, battery, and product using battery.
CAUTION: TO REDUCE RISK OF INJURY,
CHARGE ONLY LIQUID ELECTROLYTE (WET)
LEAD ACID RECHARGEABLE BATTERIES.
OTHER TYPES OF BATTERIES MAY BURST
CAUSING PERSONAL INJURY AND DAMAGE.
3. Do not expose charger to rain or snow.
4. Use of an attachment not recommended or sold
by the battery charger manufacturer may result
in a risk of fire, electric shock, or injury to
persons.
5. To reduce risk of damage to electric plug and
cord, pull by plug rather than cord when
disconnecting charger.
6. Make sure cord is located so that it will not be
stepped on, tripped over, or otherwise subjected
to damage or stress.
7. An extension cord should not be used unless
absolutely necessary. Use of improper
extension cord could result in a risk of fire and
electric shock. If extension cord must be used,
make sure:
a. Pins on plug of extension cord are the same
number, size, and shape as those of plug on
charger.
b. Extension cord is properly wired and in good
electrical condition.
c. Wire size is large enough for AC ampere
rating of charger.
8. Do not operate charger with damaged cord or
plug; replace it immediately.
9. Do not operate charger if it has received a sharp
blow, been dropped, or otherwise damaged in
any way; take it to a qualified service center.
10. Do not disassemble charger; take it to a
qualified service center when service or repair is
required. Incorrect reassembly may result in a
risk of electric shock or fire.
11. To reduce risk of electric shock, unplug charger
from a live outlet or disconnect AC power to the
outlet before attempting any maintenance or
cleaning. Turning off controls will not reduce
this risk.
INTRODUCTION
This battery charger is a self-regulating charger with
a minimum of moving parts, designed for long,
trouble-free service. Built-in line voltage compen-
sation produces a consistent output when the AC
supply voltage varies by as much as 10% from

Summary

Important Safety and Operating Instructions

General Safety Precautions

Covers essential safety measures for operating and maintaining the battery charger.

Battery Type Warning

Warns against charging non-specified battery types to prevent injury and damage.

Introduction to Charger

Describes the self-regulating nature and design benefits of the battery charger.

Installation and Grounding

Charger Placement and Fire Safety

Guidelines for optimal placement, ventilation, and critical fire safety precautions.

AC Input and Grounding Requirements

Details on proper grounding, adapter use, and extension cord specifications.

Operating Instructions

Connecting AC Power and DC Output

Steps for connecting the charger's AC supply cord and DC output plug.

Charge Monitoring and Completion

Guidance on monitoring charge rate, automatic shutoff, and disconnecting.

Unattended Charging Warning

Caution against leaving the charger unattended for extended periods.

Battery Maintenance and Safety

Personal Safety Precautions

Essential personal safety measures when working with lead acid batteries.

Maintenance Safety Warning

Warning to disconnect power before performing any maintenance or cleaning.

New Battery Procedures

Instructions for initial charging and limited use of new batteries.

Electrolyte Level and Terminal Care

Guidance on checking electrolyte levels and maintaining battery terminals.

Lester LESTRONIC II Specifications

General

Brand	Lester
Model	LESTRONIC II
Category	Battery Charger
Language	English